Upon contraction, the smallest motor unit, that is, the one associated with the fewest muscle fibers, is the normally the first activated. As the contraction progresses, larger motor units are brought into play.Efficient muscle contraction depends on the motor units within a muscle working effectively together.pon contraction, the smallest motor unit, that is, the one associated with the fewest muscle fibers, is the normally the first activated. As the contraction progresses, larger motor units are brought into play.
Trojan programs are most dangerous because they can create a back door. into your computer that gives malicious hackers direct access to your. system. Once installed, Trojans can hijack your PC and upload usernames, passwords, credit card numbers, social security numbers, and bank account.
Updated: 06/16/2017 by. A term used to describe malware that scares the users into purchasing a program. A scareware program may claim to find threats on a computer merely to scare the user into purchasing a solution. Most scareware is installed onto a computer through false Internet advertisements or free programs. Although most of these programs can be uninstalled through Add/Remove programs in Windows, some require a special anti-malware tool such as Malwarebytes to be removed.